$ 365.24
Enhance PROFIBUS networks with Phoenix Contact PSI-REP-PROFIBUS/12MB. Reliable signal extension, 4-way isolation, and high-speed data up to 12 Mbps.
The Phoenix Contact PSI-REP-PROFIBUS/12MB repeater strengthens and extends PROFIBUS communication by supporting transmission speeds up to 12 Mbps. Designed for DIN rail mounting, it provides dependable electrical isolation, signal regeneration, and fault protection, ensuring that large or complex automation networks maintain stable performance. By segmenting bus lines and extending coverage, this repeater minimizes communication errors, prevents downtime, and allows seamless expansion of PROFIBUS installations. Its ability to detect or manually configure data rates makes it versatile for a wide range of industrial environments that demand reliability and continuous operation.
The PSI-REP-PROFIBUS/12MB interface converter goes beyond simple signal boosting by enhancing system uptime and reducing costly interruptions. Features such as bit retiming, error filtering, and oversampling help ensure precise data transfer even in electrically noisy conditions. Its modular concept allows easy connection with other Phoenix Contact modules, giving engineers flexibility when building or upgrading automation networks. An integrated alarm relay output provides early fault warnings, making preventive maintenance more effective. In daily use, this repeater supports smooth production in factories, dependable control in utilities, and secure communication in transport automation—delivering a scalable, rugged, and user-friendly solution for PROFIBUS networks.
Choose the Phoenix Contact PSI-REP-PROFIBUS/12MB because it transforms complex PROFIBUS networks into stable, scalable systems. Its intelligent design with automatic data rate detection, four-way isolation, and noise filtering ensures communication remains smooth even in harsh industrial environments. This repeater is not just an accessory—it’s the backbone of reliable, long-distance PROFIBUS performance.
The PSI-REP-PROFIBUS/12MB addresses the most common challenges of PROFIBUS systems: limited range, data errors, and downtime from signal disruptions. By regenerating signals, segmenting networks, and isolating disturbances, it prevents communication breakdowns that can halt production. The result is consistent uptime, reduced maintenance effort, and worry-free expansion of PROFIBUS networks in demanding industries.
| Feature | Details | Benefit |
|---|---|---|
| Supported Data Rates | Up to 12 Mbps, automatic detection or manual DIP switch setting | Flexible use across diverse PROFIBUS applications |
| Electrical Isolation | 4-way isolation between all interfaces | Protects equipment and ensures safe, stable communication |
| Signal Integrity | Bit retiming and oversampling with telegram filtering | Reliable data transfer even in noisy industrial environments |
| Network Extension | Allows segmentation and range increase of PROFIBUS lines | Expands coverage and increases device connectivity |
| Alarm Output | Relay contact for early fault detection | Enables proactive maintenance and minimizes downtime |
| Modular Integration | DIN rail connectors for combining with FO converters | Simplifies expansion and customization of automation networks |
| Housing Dimensions | 35 × 99 × 105 mm, DIN rail mountable | Compact footprint, easy installation in control cabinets |
| Power Supply | 24 V DC (18–30 V DC range) | Consistent operation in industrial power environments |
| Environmental Tolerance | -20 °C to +60 °C, IP20 protection | Reliable in demanding industrial settings |
| Approvals | CE, ATEX, IECEx, UL certifications | Compliant with global safety and quality standards |
Download Phoenix Contact PSI-REP-PROFIBUS/12MB (Article No. 2708863) Datasheet
| Commercial Data | Details |
|---|---|
| GTIN Number | 4046356078993 |
| Tariff Number | 85176200 |
| Weight (incl. packaging) | 232.3 g |
| Weight (net, excl. packaging) | 212.4 g |
| Country of Origin | Germany (DE) |
Large production halls often have long cable runs that weaken PROFIBUS signals and lead to random communication failures. The PSI-REP-PROFIBUS/12MB repeater restores and stabilizes these signals, enabling reliable data transmission across extended distances. With retiming and oversampling, even distorted signals are corrected before reaching critical equipment. This ensures that sensors, controllers, and actuators across the factory floor stay synchronized, minimizing downtime and preventing costly interruptions during high-speed operations.
Heavy industries like mining, steel production, or energy plants face constant electrical noise from high-power machinery. The repeater’s four-way electrical isolation shields the PROFIBUS network from these disturbances, preventing corrupted data from spreading. By filtering out faulty telegrams and regenerating clean signals, it keeps communication stable despite harsh electromagnetic conditions. The result is safer, more reliable control performance in some of the most demanding industrial environments.
Modern automation systems rarely remain static. Expansions or layout changes often require new segments, topologies, or device clusters. The PSI-REP-PROFIBUS/12MB makes this simple by supporting star, tree, and line configurations without losing data integrity. Its modular DIN rail concept allows easy combination with additional converters, ensuring that networks can grow as production needs evolve. This flexibility helps engineers future-proof their automation investments while keeping installation straightforward.
Applications like food processing, beverage filling, or pharmaceutical packaging rely on dozens of sensors and actuators working together in real time. Standard PROFIBUS limitations cap the number of devices per segment, which can restrict growth. By segmenting networks with repeaters, each segment can carry its own set of devices while still maintaining high-speed communication. This design allows more equipment to be integrated without sacrificing reliability, making the PSI-REP-PROFIBUS/12MB essential for complex process lines.
| Category | Model Name | Part Number | Benefit |
|---|---|---|---|
| Bus Cable | PSM-CABLE-PROFIB/FC | 2744652 | Shielded PROFIBUS cable for high-speed, noise-resistant data transmission |
| Power Supply | QUINT4-SYS-PS/1AC/24DC/2.5/SC | 2904614 | Reliable 24 V DC power source with protective coating, optimized for DIN rail mounting |
| DIN Rail Connector | ME 17,5 TBUS 1,5/5-ST-3,81 KMGY | 2713645 | Gold-plated TBUS connector for easy modular expansion and power distribution |
| Termination Resistor | PSI-TERMINATOR-PB-TBUS | 2702636 | Active PROFIBUS termination resistor with redundant power and integrated programming interface |
| D-SUB Bus Connector | SUBCON-PLUS-PROFIB/90/PG/SC | 2313708 | 9-pin connector with switchable termination for PROFIBUS DP, supports programming access |
| SUBCON-PLUS-PROFIB/PG/SC2 | 2708245 | Compact 35° angled connector with screw terminals for secure PROFIBUS wiring | |
| Fiber Optic Converter | PSI-MOS-PROFIB/FO 660 T | 2708287 | Converts PROFIBUS to fiber optic, providing long-distance communication with integrated diagnostics |
| PSI-MOS-PROFIB/FO 850 E | 2708274 | Single fiber optic interface for PROFIBUS up to 12 Mbps, suitable for harsh industrial environments | |
| Modem | PSI-MODEM-SHDSL/PB | 2313656 | Extends PROFIBUS communication up to 20 km over simple copper wires |
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Warranty – 1-year warranty for your peace of mind.
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